UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3iIHXTUZcxgDDbDZerZkI0j1PLhLh1qkBUqwOSIpz+I=' 
WHERE 
  key_id = '8b7e2d51805bd3cb34ccf878216a06d94212d2defcc0b5576100bca408686860' 
  AND (
    token = '3iIHXTUZcxgDDbDZerZkI0j1PLhLh1qkBUqwOSIpz+I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )